Brass Diaphragm Check Valve for Crystal Grinder Coolant from Mexico
Zero-leakage brass diaphragm check valve (850+ kPa) for coolant systems in crystal grinders shaping semiconductor boules to wafer specifications. HTS 8481.30.10.90 covers its copper-based high-pressure design for precise semiconductor material processing.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Certify diaphragm material for chemical compatibility; pressure test documentation mandatory; consider bonded warehouse for just-in-time fab deliveries